2 * pterm - a fusion of the PuTTY terminal emulator with a Unix pty
3 * back end, all running as a GTK application. Wish me luck.
17 #include <sys/types.h>
20 #include <X11/Xutil.h>
22 #include <gdk/gdkkeysyms.h>
24 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
28 #define CAT2(x,y) x ## y
29 #define CAT(x,y) CAT2(x,y)
30 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
32 #define NCOLOURS (lenof(((Config *)0)->colours))
35 GtkWidget
*window
, *area
, *sbar
;
37 GtkAdjustment
*sbar_adjust
;
39 GdkFont
*fonts
[2]; /* normal and bold (for now!) */
40 GdkCursor
*rawcursor
, *textcursor
, *blankcursor
, *currcursor
;
41 GdkColor cols
[NCOLOURS
];
43 wchar_t *pastein_data
;
46 int pasteout_data_len
;
47 int font_width
, font_height
;
50 guint term_paste_idle_id
;
51 GdkAtom compound_text_atom
;
53 char wintitle
[sizeof(((Config
*)0)->wintitle
)];
54 char icontitle
[sizeof(((Config
*)0)->wintitle
)];
55 int master_fd
, master_func_id
, exited
;
58 static struct gui_data the_inst
;
59 static struct gui_data
*inst
= &the_inst
; /* so we always write `inst->' */
60 static int send_raw_mouse
;
62 void ldisc_update(int echo
, int edit
)
65 * This is a stub in pterm. If I ever produce a Unix
66 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
67 * then it will require some termios manoeuvring analogous to
68 * that in the Windows plink.c, but here it's meaningless.
72 int askappend(char *filename
)
75 * Logging in an xterm-alike is liable to be something you only
76 * do at serious diagnostic need. Hence, I'm going to take the
77 * easy option for now and assume we always want to overwrite
78 * log files. I can always make it properly configurable later.
83 void logevent(char *string
)
86 * This is not a very helpful function: events are logged
87 * pretty much exclusively by the back end, and our pty back
88 * end is self-contained. So we need do nothing.
92 int font_dimension(int which
) /* 0 for width, 1 for height */
95 return inst
->font_height
;
97 return inst
->font_width
;
101 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
102 * into a cooked one (SELECT, EXTEND, PASTE).
104 * In Unix, this is not configurable; the X button arrangement is
105 * rock-solid across all applications, everyone has a three-button
106 * mouse or a means of faking it, and there is no need to switch
107 * buttons around at all.
109 Mouse_Button
translate_button(Mouse_Button button
)
111 if (button
== MBT_LEFT
)
113 if (button
== MBT_MIDDLE
)
115 if (button
== MBT_RIGHT
)
117 return 0; /* shouldn't happen */
121 * Minimise or restore the window in response to a server-side
124 void set_iconic(int iconic
)
127 * GTK 1.2 doesn't know how to do this.
129 #if GTK_CHECK_VERSION(2,0,0)
131 gtk_window_iconify(GTK_WINDOW(inst
->window
));
133 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
138 * Move the window in response to a server-side request.
140 void move_window(int x
, int y
)
143 * I assume that when the GTK version of this call is available
144 * we should use it. Not sure how it differs from the GDK one,
147 #if GTK_CHECK_VERSION(2,0,0)
148 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
150 gdk_window_move(inst
->window
->window
, x
, y
);
155 * Move the window to the top or bottom of the z-order in response
156 * to a server-side request.
158 void set_zorder(int top
)
161 gdk_window_raise(inst
->window
->window
);
163 gdk_window_lower(inst
->window
->window
);
167 * Refresh the window in response to a server-side request.
169 void refresh_window(void)
171 term_invalidate(term
);
175 * Maximise or restore the window in response to a server-side
178 void set_zoomed(int zoomed
)
181 * GTK 1.2 doesn't know how to do this.
183 #if GTK_CHECK_VERSION(2,0,0)
185 gtk_window_maximize(GTK_WINDOW(inst
->window
));
187 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
192 * Report whether the window is iconic, for terminal reports.
196 return !gdk_window_is_viewable(inst
->window
->window
);
200 * Report the window's position, for terminal reports.
202 void get_window_pos(int *x
, int *y
)
205 * I assume that when the GTK version of this call is available
206 * we should use it. Not sure how it differs from the GDK one,
209 #if GTK_CHECK_VERSION(2,0,0)
210 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
212 gdk_window_get_position(inst
->window
->window
, x
, y
);
217 * Report the window's pixel size, for terminal reports.
219 void get_window_pixels(int *x
, int *y
)
222 * I assume that when the GTK version of this call is available
223 * we should use it. Not sure how it differs from the GDK one,
226 #if GTK_CHECK_VERSION(2,0,0)
227 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
229 gdk_window_get_size(inst
->window
->window
, x
, y
);
234 * Return the window or icon title.
236 char *get_window_title(int icon
)
238 return icon ? inst
->wintitle
: inst
->icontitle
;
241 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
244 * We could implement warn-on-close here if we really wanted
250 void show_mouseptr(int show
)
252 if (!cfg
.hide_mouseptr
)
255 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
257 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
258 inst
->mouseptr_visible
= show
;
261 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
263 struct gui_data
*inst
= (struct gui_data
*)data
;
264 int w
, h
, need_size
= 0;
266 w
= (event
->width
- 2*cfg
.window_border
) / inst
->font_width
;
267 h
= (event
->height
- 2*cfg
.window_border
) / inst
->font_height
;
269 if (w
!= cfg
.width
|| h
!= cfg
.height
) {
271 gdk_pixmap_unref(inst
->pixmap
);
281 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
282 (cfg
.width
* inst
->font_width
+
283 2*cfg
.window_border
),
284 (cfg
.height
* inst
->font_height
+
285 2*cfg
.window_border
), -1);
287 gc
= gdk_gc_new(inst
->area
->window
);
288 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
289 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
290 cfg
.width
* inst
->font_width
+ 2*cfg
.window_border
,
291 cfg
.height
* inst
->font_height
+ 2*cfg
.window_border
);
296 term_size(term
, h
, w
, cfg
.savelines
);
302 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
304 /* struct gui_data *inst = (struct gui_data *)data; */
307 * Pass the exposed rectangle to terminal.c, which will call us
308 * back to do the actual painting.
311 gdk_draw_pixmap(widget
->window
,
312 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
314 event
->area
.x
, event
->area
.y
,
315 event
->area
.x
, event
->area
.y
,
316 event
->area
.width
, event
->area
.height
);
321 #define KEY_PRESSED(k) \
322 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
324 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
326 /* struct gui_data *inst = (struct gui_data *)data; */
330 /* By default, nothing is generated. */
334 * If Alt is being released after typing an Alt+numberpad
335 * sequence, we should generate the code that was typed.
337 if (event
->type
== GDK_KEY_RELEASE
&&
338 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
339 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
340 inst
->alt_keycode
>= 0) {
342 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
344 output
[0] = inst
->alt_keycode
;
349 if (event
->type
== GDK_KEY_PRESS
) {
353 printf("keypress: keyval = %04x, state = %08x; string =",
354 event
->keyval
, event
->state
);
355 for (i
= 0; event
->string
[i
]; i
++)
356 printf(" %02x", (unsigned char) event
->string
[i
]);
362 * NYI: Compose key (!!! requires Unicode faff before even trying)
366 * If Alt has just been pressed, we start potentially
367 * accumulating an Alt+numberpad code. We do this by
368 * setting alt_keycode to -1 (nothing yet but plausible).
370 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
371 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
372 inst
->alt_keycode
= -1;
373 goto done
; /* this generates nothing else */
377 * If we're seeing a numberpad key press with Mod1 down,
378 * consider adding it to alt_keycode if that's sensible.
379 * Anything _else_ with Mod1 down cancels any possibility
380 * of an ALT keycode: we set alt_keycode to -2.
382 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
384 switch (event
->keyval
) {
385 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
386 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
387 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
388 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
389 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
390 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
391 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
392 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
393 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
394 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
397 inst
->alt_keycode
= -2; /* it's invalid */
400 printf("Adding digit %d to keycode %d", digit
,
403 if (inst
->alt_keycode
== -1)
404 inst
->alt_keycode
= digit
; /* one-digit code */
406 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
408 printf(" gives new code %d\n", inst
->alt_keycode
);
410 /* Having used this digit, we now do nothing more with it. */
416 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
419 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
420 term_scroll(term
, 0, -cfg
.height
/2);
423 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
424 term_scroll(term
, 0, +cfg
.height
/2);
429 * Neither does Shift-Ins.
431 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
436 /* ALT+things gives leading Escape. */
438 strncpy(output
+1, event
->string
, 31);
440 end
= strlen(output
);
441 if (event
->state
& GDK_MOD1_MASK
) {
443 if (end
== 1) end
= 0;
447 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
448 if (!event
->string
[0] && event
->keyval
== '`' &&
449 (event
->state
& GDK_CONTROL_MASK
)) {
454 /* Control-Break is the same as Control-C */
455 if (event
->keyval
== GDK_Break
&&
456 (event
->state
& GDK_CONTROL_MASK
)) {
461 /* Control-2, Control-Space and Control-@ are NUL */
462 if (!event
->string
[0] &&
463 (event
->keyval
== ' ' || event
->keyval
== '2' ||
464 event
->keyval
== '@') &&
465 (event
->state
& (GDK_SHIFT_MASK
|
466 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
471 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
472 if (!event
->string
[0] && event
->keyval
== ' ' &&
473 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
474 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
479 /* We don't let GTK tell us what Backspace is! We know better. */
480 if (event
->keyval
== GDK_BackSpace
&&
481 !(event
->state
& GDK_SHIFT_MASK
)) {
482 output
[1] = cfg
.bksp_is_delete ?
'\x7F' : '\x08';
485 /* For Shift Backspace, do opposite of what is configured. */
486 if (event
->keyval
== GDK_BackSpace
&&
487 (event
->state
& GDK_SHIFT_MASK
)) {
488 output
[1] = cfg
.bksp_is_delete ?
'\x08' : '\x7F';
492 /* Shift-Tab is ESC [ Z */
493 if (event
->keyval
== GDK_ISO_Left_Tab
||
494 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
495 end
= 1 + sprintf(output
+1, "\033[Z");
499 * NetHack keypad mode.
501 if (cfg
.nethack_keypad
) {
503 switch (event
->keyval
) {
504 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
505 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
506 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
507 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
508 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
509 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
510 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
511 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
512 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
516 if (event
->state
& GDK_SHIFT_MASK
)
525 * Application keypad mode.
527 if (term
->app_keypad_keys
&& !cfg
.no_applic_k
) {
529 switch (event
->keyval
) {
530 case GDK_Num_Lock
: xkey
= 'P'; break;
531 case GDK_KP_Divide
: xkey
= 'Q'; break;
532 case GDK_KP_Multiply
: xkey
= 'R'; break;
533 case GDK_KP_Subtract
: xkey
= 'S'; break;
535 * Keypad + is tricky. It covers a space that would
536 * be taken up on the VT100 by _two_ keys; so we
537 * let Shift select between the two. Worse still,
538 * in xterm function key mode we change which two...
541 if (cfg
.funky_type
== 2) {
542 if (event
->state
& GDK_SHIFT_MASK
)
546 } else if (event
->state
& GDK_SHIFT_MASK
)
551 case GDK_KP_Enter
: xkey
= 'M'; break;
552 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
553 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
554 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
555 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
556 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
557 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
558 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
559 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
560 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
561 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
562 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
565 if (term
->vt52_mode
) {
566 if (xkey
>= 'P' && xkey
<= 'S')
567 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
569 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
571 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
577 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
578 * for integer decimal nn.)
580 * We also deal with the weird ones here. Linux VCs replace F1
581 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
582 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
587 switch (event
->keyval
) {
589 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
592 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
595 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
598 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
601 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
604 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
607 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
610 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
613 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
616 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
649 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
650 case GDK_Home
: case GDK_KP_Home
:
653 case GDK_Insert
: case GDK_KP_Insert
:
656 case GDK_Delete
: case GDK_KP_Delete
:
659 case GDK_End
: case GDK_KP_End
:
662 case GDK_Page_Up
: case GDK_KP_Page_Up
:
665 case GDK_Page_Down
: case GDK_KP_Page_Down
:
669 /* Reorder edit keys to physical order */
670 if (cfg
.funky_type
== 3 && code
<= 6)
671 code
= "\0\2\1\4\5\3\6"[code
];
673 if (term
->vt52_mode
&& code
> 0 && code
<= 6) {
674 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
678 if (cfg
.funky_type
== 5 && /* SCO function keys */
679 code
>= 11 && code
<= 34) {
680 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
682 switch (event
->keyval
) {
683 case GDK_F1
: index
= 0; break;
684 case GDK_F2
: index
= 1; break;
685 case GDK_F3
: index
= 2; break;
686 case GDK_F4
: index
= 3; break;
687 case GDK_F5
: index
= 4; break;
688 case GDK_F6
: index
= 5; break;
689 case GDK_F7
: index
= 6; break;
690 case GDK_F8
: index
= 7; break;
691 case GDK_F9
: index
= 8; break;
692 case GDK_F10
: index
= 9; break;
693 case GDK_F11
: index
= 10; break;
694 case GDK_F12
: index
= 11; break;
696 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
697 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
698 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
701 if (cfg
.funky_type
== 5 && /* SCO small keypad */
702 code
>= 1 && code
<= 6) {
703 char codes
[] = "HL.FIG";
708 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
712 if ((term
->vt52_mode
|| cfg
.funky_type
== 4) &&
713 code
>= 11 && code
<= 24) {
720 end
= 1 + sprintf(output
+1,
721 "\x1B%c", code
+ 'P' - 11 - offt
);
723 end
= 1 + sprintf(output
+1,
724 "\x1BO%c", code
+ 'P' - 11 - offt
);
727 if (cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
728 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
731 if (cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
733 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
735 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
738 if (cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
739 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
743 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
749 * Cursor keys. (This includes the numberpad cursor keys,
750 * if we haven't already done them due to app keypad mode.)
752 * Here we also process un-numlocked un-appkeypadded KP5,
753 * which sends ESC [ G.
757 switch (event
->keyval
) {
758 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
759 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
760 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
761 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
762 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
766 * The arrow keys normally do ESC [ A and so on. In
767 * app cursor keys mode they do ESC O A instead.
768 * Ctrl toggles the two modes.
770 if (term
->vt52_mode
) {
771 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
772 } else if (!term
->app_cursor_keys
^
773 !(event
->state
& GDK_CONTROL_MASK
)) {
774 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
776 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
789 printf("generating sequence:");
790 for (i
= start
; i
< end
; i
++)
791 printf(" %02x", (unsigned char) output
[i
]);
795 ldisc_send(output
+start
, end
-start
, 1);
797 term_seen_key_event(term
);
804 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
806 struct gui_data
*inst
= (struct gui_data
*)data
;
807 int shift
, ctrl
, alt
, x
, y
, button
, act
;
811 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
812 term_scroll(term
, 0, -5);
815 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
816 term_scroll(term
, 0, +5);
820 shift
= event
->state
& GDK_SHIFT_MASK
;
821 ctrl
= event
->state
& GDK_CONTROL_MASK
;
822 alt
= event
->state
& GDK_MOD1_MASK
;
823 if (event
->button
== 1)
825 else if (event
->button
== 2)
827 else if (event
->button
== 3)
830 return FALSE
; /* don't even know what button! */
832 switch (event
->type
) {
833 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
834 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
835 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
836 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
837 default: return FALSE
; /* don't know this event type */
840 if (send_raw_mouse
&& !(cfg
.mouse_override
&& shift
) &&
841 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
842 return TRUE
; /* we ignore these in raw mouse mode */
844 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
845 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
847 term_mouse(term
, button
, act
, x
, y
, shift
, ctrl
, alt
);
852 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
854 struct gui_data
*inst
= (struct gui_data
*)data
;
855 int shift
, ctrl
, alt
, x
, y
, button
;
859 shift
= event
->state
& GDK_SHIFT_MASK
;
860 ctrl
= event
->state
& GDK_CONTROL_MASK
;
861 alt
= event
->state
& GDK_MOD1_MASK
;
862 if (event
->state
& GDK_BUTTON1_MASK
)
864 else if (event
->state
& GDK_BUTTON2_MASK
)
866 else if (event
->state
& GDK_BUTTON3_MASK
)
869 return FALSE
; /* don't even know what button! */
871 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
872 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
874 term_mouse(term
, button
, MA_DRAG
, x
, y
, shift
, ctrl
, alt
);
879 void done_with_pty(struct gui_data
*inst
)
881 extern void pty_close(void);
883 if (inst
->master_fd
>= 0) {
885 inst
->master_fd
= -1;
886 gtk_input_remove(inst
->master_func_id
);
889 if (!inst
->exited
&& back
->exitcode(backhandle
) >= 0) {
890 int exitcode
= back
->exitcode(backhandle
);
893 clean
= WIFEXITED(exitcode
) && (WEXITSTATUS(exitcode
) == 0);
896 * Terminate now, if the Close On Exit setting is
899 if (cfg
.close_on_exit
== COE_ALWAYS
||
900 (cfg
.close_on_exit
== COE_NORMAL
&& clean
))
904 * Otherwise, output an indication that the session has
909 if (WIFEXITED(exitcode
))
910 sprintf(message
, "\r\n[pterm: process terminated with exit"
911 " code %d]\r\n", WEXITSTATUS(exitcode
));
912 else if (WIFSIGNALED(exitcode
))
913 #ifdef HAVE_NO_STRSIGNAL
914 sprintf(message
, "\r\n[pterm: process terminated on signal"
915 " %d]\r\n", WTERMSIG(exitcode
));
917 sprintf(message
, "\r\n[pterm: process terminated on signal"
918 " %d (%.400s)]\r\n", WTERMSIG(exitcode
),
919 strsignal(WTERMSIG(exitcode
)));
921 from_backend((void *)term
, 0, message
, strlen(message
));
927 void frontend_keypress(void)
930 * If our child process has exited but not closed, terminate on
937 gint
timer_func(gpointer data
)
939 struct gui_data
*inst
= (struct gui_data
*)data
;
941 if (back
->exitcode(backhandle
) >= 0) {
943 * The primary child process died. We could keep the
944 * terminal open for remaining subprocesses to output to,
945 * but conventional wisdom seems to feel that that's the
946 * Wrong Thing for an xterm-alike, so we bail out now
947 * (though we don't necessarily _close_ the window,
948 * depending on the state of Close On Exit). This would be
949 * easy enough to change or make configurable if necessary.
959 void pty_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
961 struct gui_data
*inst
= (struct gui_data
*)data
;
965 ret
= read(sourcefd
, buf
, sizeof(buf
));
968 * Clean termination condition is that either ret == 0, or ret
969 * < 0 and errno == EIO. Not sure why the latter, but it seems
972 if (ret
== 0 || (ret
< 0 && errno
== EIO
)) {
974 } else if (ret
< 0) {
975 perror("read pty master");
978 from_backend(term
, 0, buf
, ret
);
983 void destroy(GtkWidget
*widget
, gpointer data
)
988 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
990 term
->has_focus
= event
->in
;
998 * set or clear the "raw mouse message" mode
1000 void set_raw_mouse_mode(int activate
)
1002 activate
= activate
&& !cfg
.no_mouse_rep
;
1003 send_raw_mouse
= activate
;
1005 inst
->currcursor
= inst
->rawcursor
;
1007 inst
->currcursor
= inst
->textcursor
;
1008 show_mouseptr(inst
->mouseptr_visible
);
1011 void request_resize(int w
, int h
)
1013 int large_x
, large_y
;
1014 int offset_x
, offset_y
;
1016 GtkRequisition inner
, outer
;
1019 * This is a heinous hack dreamed up by the gnome-terminal
1020 * people to get around a limitation in gtk. The problem is
1021 * that in order to set the size correctly we really need to be
1022 * calling gtk_window_resize - but that needs to know the size
1023 * of the _whole window_, not the drawing area. So what we do
1024 * is to set an artificially huge size request on the drawing
1025 * area, recompute the resulting size request on the window,
1026 * and look at the difference between the two. That gives us
1027 * the x and y offsets we need to translate drawing area size
1028 * into window size for real, and then we call
1029 * gtk_window_resize.
1033 * We start by retrieving the current size of the whole window.
1034 * Adding a bit to _that_ will give us a value we can use as a
1035 * bogus size request which guarantees to be bigger than the
1036 * current size of the drawing area.
1038 get_window_pixels(&large_x
, &large_y
);
1042 #if GTK_CHECK_VERSION(2,0,0)
1043 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1045 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1047 gtk_widget_size_request(inst
->area
, &inner
);
1048 gtk_widget_size_request(inst
->window
, &outer
);
1050 offset_x
= outer
.width
- inner
.width
;
1051 offset_y
= outer
.height
- inner
.height
;
1053 area_x
= inst
->font_width
* w
+ 2*cfg
.window_border
;
1054 area_y
= inst
->font_height
* h
+ 2*cfg
.window_border
;
1057 * Now we must set the size request on the drawing area back to
1058 * something sensible before we commit the real resize. Best
1059 * way to do this, I think, is to set it to what the size is
1060 * really going to end up being.
1062 #if GTK_CHECK_VERSION(2,0,0)
1063 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1065 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1068 #if GTK_CHECK_VERSION(2,0,0)
1069 gtk_window_resize(GTK_WINDOW(inst
->window
),
1070 area_x
+ offset_x
, area_y
+ offset_y
);
1072 gdk_window_resize(inst
->window
->window
,
1073 area_x
+ offset_x
, area_y
+ offset_y
);
1077 void real_palette_set(int n
, int r
, int g
, int b
)
1079 gboolean success
[1];
1081 inst
->cols
[n
].red
= r
* 0x0101;
1082 inst
->cols
[n
].green
= g
* 0x0101;
1083 inst
->cols
[n
].blue
= b
* 0x0101;
1085 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1086 FALSE
, FALSE
, success
);
1088 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1092 void set_window_background(void)
1094 if (inst
->area
&& inst
->area
->window
)
1095 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1096 if (inst
->window
&& inst
->window
->window
)
1097 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1100 void palette_set(int n
, int r
, int g
, int b
)
1102 static const int first
[21] = {
1103 0, 2, 4, 6, 8, 10, 12, 14,
1104 1, 3, 5, 7, 9, 11, 13, 15,
1107 real_palette_set(first
[n
], r
, g
, b
);
1109 real_palette_set(first
[n
] + 1, r
, g
, b
);
1111 set_window_background();
1114 void palette_reset(void)
1116 /* This maps colour indices in cfg to those used in inst->cols. */
1117 static const int ww
[] = {
1118 6, 7, 8, 9, 10, 11, 12, 13,
1119 14, 15, 16, 17, 18, 19, 20, 21,
1122 gboolean success
[NCOLOURS
];
1125 assert(lenof(ww
) == NCOLOURS
);
1127 if (!inst
->colmap
) {
1128 inst
->colmap
= gdk_colormap_get_system();
1130 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1133 for (i
= 0; i
< NCOLOURS
; i
++) {
1134 inst
->cols
[i
].red
= cfg
.colours
[ww
[i
]][0] * 0x0101;
1135 inst
->cols
[i
].green
= cfg
.colours
[ww
[i
]][1] * 0x0101;
1136 inst
->cols
[i
].blue
= cfg
.colours
[ww
[i
]][2] * 0x0101;
1139 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1140 FALSE
, FALSE
, success
);
1141 for (i
= 0; i
< NCOLOURS
; i
++) {
1143 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1144 i
, cfg
.colours
[i
][0], cfg
.colours
[i
][1], cfg
.colours
[i
][2]);
1147 set_window_background();
1150 void write_clip(wchar_t * data
, int len
, int must_deselect
)
1152 if (inst
->pasteout_data
)
1153 sfree(inst
->pasteout_data
);
1154 inst
->pasteout_data
= smalloc(len
);
1155 inst
->pasteout_data_len
= len
;
1156 wc_to_mb(0, 0, data
, len
, inst
->pasteout_data
, inst
->pasteout_data_len
,
1159 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1160 GDK_CURRENT_TIME
)) {
1161 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1162 GDK_SELECTION_TYPE_STRING
, 1);
1163 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1164 inst
->compound_text_atom
, 1);
1168 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1169 guint info
, guint time_stamp
, gpointer data
)
1171 gtk_selection_data_set(seldata
, GDK_SELECTION_TYPE_STRING
, 8,
1172 inst
->pasteout_data
, inst
->pasteout_data_len
);
1175 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1178 term_deselect(term
);
1179 if (inst
->pasteout_data
)
1180 sfree(inst
->pasteout_data
);
1181 inst
->pasteout_data
= NULL
;
1182 inst
->pasteout_data_len
= 0;
1186 void request_paste(void)
1189 * In Unix, pasting is asynchronous: all we can do at the
1190 * moment is to call gtk_selection_convert(), and when the data
1191 * comes back _then_ we can call term_do_paste().
1193 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1194 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1197 gint
idle_paste_func(gpointer data
); /* forward ref */
1199 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1202 if (seldata
->length
<= 0 ||
1203 seldata
->type
!= GDK_SELECTION_TYPE_STRING
)
1204 return; /* Nothing happens. */
1206 if (inst
->pastein_data
)
1207 sfree(inst
->pastein_data
);
1209 inst
->pastein_data
= smalloc(seldata
->length
* sizeof(wchar_t));
1210 inst
->pastein_data_len
= seldata
->length
;
1211 mb_to_wc(0, 0, seldata
->data
, seldata
->length
,
1212 inst
->pastein_data
, inst
->pastein_data_len
);
1214 term_do_paste(term
);
1216 if (term_paste_pending(term
))
1217 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1220 gint
idle_paste_func(gpointer data
)
1222 struct gui_data
*inst
= (struct gui_data
*)data
;
1224 if (term_paste_pending(term
))
1227 gtk_idle_remove(inst
->term_paste_idle_id
);
1233 void get_clip(wchar_t ** p
, int *len
)
1236 *p
= inst
->pastein_data
;
1237 *len
= inst
->pastein_data_len
;
1241 void set_title(char *title
)
1243 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1244 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1245 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1248 void set_icon(char *title
)
1250 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1251 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1252 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1255 void set_sbar(int total
, int start
, int page
)
1259 inst
->sbar_adjust
->lower
= 0;
1260 inst
->sbar_adjust
->upper
= total
;
1261 inst
->sbar_adjust
->value
= start
;
1262 inst
->sbar_adjust
->page_size
= page
;
1263 inst
->sbar_adjust
->step_increment
= 1;
1264 inst
->sbar_adjust
->page_increment
= page
/2;
1265 inst
->ignore_sbar
= TRUE
;
1266 gtk_adjustment_changed(inst
->sbar_adjust
);
1267 inst
->ignore_sbar
= FALSE
;
1270 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1274 if (!inst
->ignore_sbar
)
1275 term_scroll(term
, 1, (int)adj
->value
);
1278 void sys_cursor(int x
, int y
)
1281 * This is meaningless under X.
1290 int CharWidth(Context ctx
, int uc
)
1293 * Under X, any fixed-width font really _is_ fixed-width.
1294 * Double-width characters will be dealt with using a separate
1295 * font. For the moment we can simply return 1.
1300 Context
get_ctx(void)
1303 if (!inst
->area
->window
)
1305 gc
= gdk_gc_new(inst
->area
->window
);
1309 void free_ctx(Context ctx
)
1311 GdkGC
*gc
= (GdkGC
*)ctx
;
1316 * Draw a line of text in the window, at given character
1317 * coordinates, in given attributes.
1319 * We are allowed to fiddle with the contents of `text'.
1321 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1322 unsigned long attr
, int lattr
)
1324 int nfg
, nbg
, t
, fontid
, shadow
;
1325 GdkGC
*gc
= (GdkGC
*)ctx
;
1329 * - Unicode, code pages, and ATTR_WIDE for CJK support.
1332 nfg
= 2 * ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1333 nbg
= 2 * ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1334 if (attr
& ATTR_REVERSE
) {
1339 if (cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1341 if (cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1343 if (attr
& TATTR_ACTCURS
) {
1348 fontid
= shadow
= 0;
1349 if ((attr
& ATTR_BOLD
) && !cfg
.bold_colour
) {
1356 if (lattr
!= LATTR_NORM
) {
1358 if (x
>= term
->cols
)
1360 if (x
+ len
*2 > term
->cols
)
1361 len
= (term
->cols
-x
)/2; /* trim to LH half */
1364 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1365 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1366 x
*inst
->font_width
+cfg
.window_border
,
1367 y
*inst
->font_height
+cfg
.window_border
,
1368 len
*inst
->font_width
, inst
->font_height
);
1370 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1371 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1372 x
*inst
->font_width
+cfg
.window_border
,
1373 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1377 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1378 x
*inst
->font_width
+cfg
.window_border
+ cfg
.shadowboldoffset
,
1379 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1383 if (attr
& ATTR_UNDER
) {
1384 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1385 if (uheight
>= inst
->font_height
)
1386 uheight
= inst
->font_height
- 1;
1387 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+cfg
.window_border
,
1388 y
*inst
->font_height
+ uheight
+ cfg
.window_border
,
1389 (x
+len
)*inst
->font_width
-1+cfg
.window_border
,
1390 y
*inst
->font_height
+ uheight
+ cfg
.window_border
);
1393 if (lattr
!= LATTR_NORM
) {
1395 * I can't find any plausible StretchBlt equivalent in the
1396 * X server, so I'm going to do this the slow and painful
1397 * way. This will involve repeated calls to
1398 * gdk_draw_pixmap() to stretch the text horizontally. It's
1399 * O(N^2) in time and O(N) in network bandwidth, but you
1400 * try thinking of a better way. :-(
1403 for (i
= 0; i
< len
* inst
->font_width
; i
++) {
1404 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1405 x
*inst
->font_width
+cfg
.window_border
+ 2*i
,
1406 y
*inst
->font_height
+cfg
.window_border
,
1407 x
*inst
->font_width
+cfg
.window_border
+ 2*i
+1,
1408 y
*inst
->font_height
+cfg
.window_border
,
1409 len
* inst
->font_width
- i
, inst
->font_height
);
1412 if (lattr
!= LATTR_WIDE
) {
1414 /* Now stretch vertically, in the same way. */
1415 if (lattr
== LATTR_BOT
)
1419 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1420 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1421 x
*inst
->font_width
+cfg
.window_border
,
1422 y
*inst
->font_height
+cfg
.window_border
+dt
*i
+db
,
1423 x
*inst
->font_width
+cfg
.window_border
,
1424 y
*inst
->font_height
+cfg
.window_border
+dt
*(i
+1),
1425 len
* inst
->font_width
, inst
->font_height
-i
-1);
1431 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1432 unsigned long attr
, int lattr
)
1434 GdkGC
*gc
= (GdkGC
*)ctx
;
1436 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1438 if (lattr
!= LATTR_NORM
) {
1440 if (x
>= term
->cols
)
1442 if (x
+ len
*2 > term
->cols
)
1443 len
= (term
->cols
-x
)/2; /* trim to LH half */
1447 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1448 x
*inst
->font_width
+cfg
.window_border
,
1449 y
*inst
->font_height
+cfg
.window_border
,
1450 x
*inst
->font_width
+cfg
.window_border
,
1451 y
*inst
->font_height
+cfg
.window_border
,
1452 len
*inst
->font_width
, inst
->font_height
);
1455 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1456 unsigned long attr
, int lattr
)
1459 GdkGC
*gc
= (GdkGC
*)ctx
;
1461 if (attr
& TATTR_PASCURS
) {
1462 attr
&= ~TATTR_PASCURS
;
1466 if ((attr
& TATTR_ACTCURS
) && cfg
.cursor_type
!= 0) {
1467 attr
&= ~TATTR_ACTCURS
;
1469 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1471 if (lattr
!= LATTR_NORM
) {
1473 if (x
>= term
->cols
)
1475 if (x
+ len
*2 > term
->cols
)
1476 len
= (term
->cols
-x
)/2; /* trim to LH half */
1480 if (cfg
.cursor_type
== 0) {
1482 * An active block cursor will already have been done by
1483 * the above do_text call, so we only need to do anything
1487 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1488 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1489 x
*inst
->font_width
+cfg
.window_border
,
1490 y
*inst
->font_height
+cfg
.window_border
,
1491 len
*inst
->font_width
-1, inst
->font_height
-1);
1495 int startx
, starty
, dx
, dy
, length
, i
;
1499 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1500 char_width
= 2*inst
->font_width
;
1502 char_width
= inst
->font_width
;
1504 if (cfg
.cursor_type
== 1) {
1505 uheight
= inst
->fonts
[0]->ascent
+ 1;
1506 if (uheight
>= inst
->font_height
)
1507 uheight
= inst
->font_height
- 1;
1509 startx
= x
* inst
->font_width
+ cfg
.window_border
;
1510 starty
= y
* inst
->font_height
+ cfg
.window_border
+ uheight
;
1513 length
= len
* char_width
;
1516 if (attr
& TATTR_RIGHTCURS
)
1517 xadjust
= char_width
- 1;
1518 startx
= x
* inst
->font_width
+ cfg
.window_border
+ xadjust
;
1519 starty
= y
* inst
->font_height
+ cfg
.window_border
;
1522 length
= inst
->font_height
;
1525 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1527 for (i
= 0; i
< length
; i
++) {
1529 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1535 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1536 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1540 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1541 x
*inst
->font_width
+cfg
.window_border
,
1542 y
*inst
->font_height
+cfg
.window_border
,
1543 x
*inst
->font_width
+cfg
.window_border
,
1544 y
*inst
->font_height
+cfg
.window_border
,
1545 len
*inst
->font_width
, inst
->font_height
);
1548 GdkCursor
*make_mouse_ptr(int cursor_val
)
1551 * Truly hideous hack: GTK doesn't allow us to set the mouse
1552 * cursor foreground and background colours unless we've _also_
1553 * created our own cursor from bitmaps. Therefore, I need to
1554 * load the `cursor' font and draw glyphs from it on to
1555 * pixmaps, in order to construct my cursors with the fg and bg
1556 * I want. This is a gross hack, but it's more self-contained
1557 * than linking in Xlib to find the X window handle to
1558 * inst->area and calling XRecolorCursor, and it's more
1559 * futureproof than hard-coding the shapes as bitmap arrays.
1561 static GdkFont
*cursor_font
= NULL
;
1562 GdkPixmap
*source
, *mask
;
1564 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1565 GdkColor cbg
= { 0, 0, 0, 0 };
1566 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1567 GdkColor dbg
= { 0, 0, 0, 0 };
1570 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1572 if (cursor_val
== -2) {
1573 gdk_font_unref(cursor_font
);
1577 if (cursor_val
>= 0 && !cursor_font
)
1578 cursor_font
= gdk_font_load("cursor");
1581 * Get the text extent of the cursor in question. We use the
1582 * mask character for this, because it's typically slightly
1583 * bigger than the main character.
1585 if (cursor_val
>= 0) {
1587 text
[0] = (char)cursor_val
+ 1;
1588 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1589 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1595 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1596 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1599 * Draw the mask character on the mask pixmap.
1601 gc
= gdk_gc_new(mask
);
1602 gdk_gc_set_foreground(gc
, &dbg
);
1603 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1604 if (cursor_val
>= 0) {
1606 text
[0] = (char)cursor_val
+ 1;
1607 gdk_gc_set_foreground(gc
, &dfg
);
1608 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1613 * Draw the main character on the source pixmap.
1615 gc
= gdk_gc_new(source
);
1616 gdk_gc_set_foreground(gc
, &dbg
);
1617 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1618 if (cursor_val
>= 0) {
1620 text
[0] = (char)cursor_val
;
1621 gdk_gc_set_foreground(gc
, &dfg
);
1622 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1627 * Create the cursor.
1629 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1634 gdk_pixmap_unref(source
);
1635 gdk_pixmap_unref(mask
);
1640 void modalfatalbox(char *p
, ...)
1643 fprintf(stderr
, "FATAL ERROR: ");
1645 vfprintf(stderr
, p
, ap
);
1647 fputc('\n', stderr
);
1651 char *get_x_display(void)
1653 return gdk_get_display();
1656 char *app_name
= "pterm";
1658 int do_cmdline(int argc
, char **argv
, int do_everything
)
1661 extern char **pty_argv
; /* declared in pty.c */
1664 * Macros to make argument handling easier.
1666 #define EXPECTS_ARG do { \
1667 if (--argc <= 0) { \
1669 fprintf(stderr, "pterm: %s expects an argument\n", p); \
1673 #define SECOND_PASS_ONLY do { \
1674 if (!do_everything) continue; \
1684 while (--argc
> 0) {
1686 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
1689 strncpy(cfg
.font
, val
, sizeof(cfg
.font
));
1690 cfg
.font
[sizeof(cfg
.font
)-1] = '\0';
1692 } else if (!strcmp(p
, "-fb")) {
1695 strncpy(cfg
.boldfont
, val
, sizeof(cfg
.boldfont
));
1696 cfg
.boldfont
[sizeof(cfg
.boldfont
)-1] = '\0';
1698 } else if (!strcmp(p
, "-geometry")) {
1699 int flags
, x
, y
, w
, h
;
1703 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
1704 if (flags
& WidthValue
)
1706 if (flags
& HeightValue
)
1710 * Apparently setting the initial window position is
1711 * difficult in GTK 1.2. Not entirely sure why this
1712 * should be. 2.0 has gtk_window_parse_geometry(),
1713 * which would help... For the moment, though, I can't
1714 * be bothered with this.
1717 } else if (!strcmp(p
, "-sl")) {
1720 cfg
.savelines
= atoi(val
);
1722 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
1723 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
1724 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
1729 if (!gdk_color_parse(val
, &col
)) {
1731 fprintf(stderr
, "pterm: unable to parse colour \"%s\"\n", val
);
1734 index
= (!strcmp(p
, "-fg") ?
0 :
1735 !strcmp(p
, "-bg") ?
2 :
1736 !strcmp(p
, "-bfg") ?
1 :
1737 !strcmp(p
, "-bbg") ?
3 :
1738 !strcmp(p
, "-cfg") ?
4 :
1739 !strcmp(p
, "-cbg") ?
5 : -1);
1740 assert(index
!= -1);
1741 cfg
.colours
[index
][0] = col
.red
/ 256;
1742 cfg
.colours
[index
][1] = col
.green
/ 256;
1743 cfg
.colours
[index
][2] = col
.blue
/ 256;
1746 } else if (!strcmp(p
, "-e")) {
1747 /* This option swallows all further arguments. */
1753 pty_argv
= smalloc((argc
+1) * sizeof(char *));
1755 for (i
= 0; i
< argc
; i
++)
1756 pty_argv
[i
] = argv
[i
];
1757 pty_argv
[argc
] = NULL
;
1758 break; /* finished command-line processing */
1760 err
= 1, fprintf(stderr
, "pterm: -e expects an argument\n");
1762 } else if (!strcmp(p
, "-T")) {
1765 strncpy(cfg
.wintitle
, val
, sizeof(cfg
.wintitle
));
1766 cfg
.wintitle
[sizeof(cfg
.wintitle
)-1] = '\0';
1768 } else if (!strcmp(p
, "-log")) {
1771 strncpy(cfg
.logfilename
, val
, sizeof(cfg
.logfilename
));
1772 cfg
.logfilename
[sizeof(cfg
.logfilename
)-1] = '\0';
1773 cfg
.logtype
= LGTYP_DEBUG
;
1775 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
1779 } else if (!strcmp(p
, "-ut")) {
1783 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
1785 cfg
.login_shell
= 0;
1787 } else if (!strcmp(p
, "-ls")) {
1789 cfg
.login_shell
= 1;
1791 } else if (!strcmp(p
, "-nethack")) {
1793 cfg
.nethack_keypad
= 1;
1795 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
1799 } else if (!strcmp(p
, "-sb")) {
1803 } else if (!strcmp(p
, "-name")) {
1807 } else if (!strcmp(p
, "-xrm")) {
1809 provide_xrm_string(val
);
1813 fprintf(stderr
, "pterm: unrecognized option '%s'\n", p
);
1820 int main(int argc
, char **argv
)
1822 extern int pty_master_fd
; /* declared in pty.c */
1823 extern void pty_pre_init(void); /* declared in pty.c */
1827 gtk_init(&argc
, &argv
);
1829 if (do_cmdline(argc
, argv
, 0)) /* pre-defaults pass to get -class */
1831 do_defaults(NULL
, &cfg
);
1832 if (do_cmdline(argc
, argv
, 1)) /* post-defaults, do everything */
1836 * Initialise the whole instance structure to zeroes
1838 memset(inst
, 0, sizeof(*inst
));
1840 inst
->fonts
[0] = gdk_font_load(cfg
.font
);
1841 if (!inst
->fonts
[0]) {
1842 fprintf(stderr
, "pterm: unable to load font \"%s\"\n", cfg
.font
);
1845 if (cfg
.boldfont
[0]) {
1846 inst
->fonts
[1] = gdk_font_load(cfg
.boldfont
);
1847 if (!inst
->fonts
[1]) {
1848 fprintf(stderr
, "pterm: unable to load bold font \"%s\"\n",
1853 inst
->fonts
[1] = NULL
;
1855 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
1856 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
1858 inst
->compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1862 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1864 if (cfg
.wintitle
[0])
1865 set_title(cfg
.wintitle
);
1870 * Set up the colour map.
1874 inst
->area
= gtk_drawing_area_new();
1875 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
1876 inst
->font_width
* cfg
.width
+ 2*cfg
.window_border
,
1877 inst
->font_height
* cfg
.height
+ 2*cfg
.window_border
);
1878 if (cfg
.scrollbar
) {
1879 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
1880 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
1882 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
1883 if (cfg
.scrollbar
) {
1884 if (cfg
.scrollbar_on_left
)
1885 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1887 gtk_box_pack_end(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1889 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
1891 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
1895 geom
.min_width
= inst
->font_width
+ 2*cfg
.window_border
;
1896 geom
.min_height
= inst
->font_height
+ 2*cfg
.window_border
;
1897 geom
.max_width
= geom
.max_height
= -1;
1898 geom
.base_width
= 2*cfg
.window_border
;
1899 geom
.base_height
= 2*cfg
.window_border
;
1900 geom
.width_inc
= inst
->font_width
;
1901 geom
.height_inc
= inst
->font_height
;
1902 geom
.min_aspect
= geom
.max_aspect
= 0;
1903 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
1904 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
1905 GDK_HINT_RESIZE_INC
);
1908 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
1909 GTK_SIGNAL_FUNC(destroy
), inst
);
1910 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
1911 GTK_SIGNAL_FUNC(delete_window
), inst
);
1912 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
1913 GTK_SIGNAL_FUNC(key_event
), inst
);
1914 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
1915 GTK_SIGNAL_FUNC(key_event
), inst
);
1916 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
1917 GTK_SIGNAL_FUNC(focus_event
), inst
);
1918 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
1919 GTK_SIGNAL_FUNC(focus_event
), inst
);
1920 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
1921 GTK_SIGNAL_FUNC(configure_area
), inst
);
1922 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
1923 GTK_SIGNAL_FUNC(expose_area
), inst
);
1924 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
1925 GTK_SIGNAL_FUNC(button_event
), inst
);
1926 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
1927 GTK_SIGNAL_FUNC(button_event
), inst
);
1928 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
1929 GTK_SIGNAL_FUNC(motion_event
), inst
);
1930 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
1931 GTK_SIGNAL_FUNC(selection_received
), inst
);
1932 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
1933 GTK_SIGNAL_FUNC(selection_get
), inst
);
1934 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
1935 GTK_SIGNAL_FUNC(selection_clear
), inst
);
1937 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
1938 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
1939 gtk_timeout_add(20, timer_func
, inst
);
1940 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
1941 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
1942 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
1943 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
1945 gtk_widget_show(inst
->area
);
1947 gtk_widget_show(inst
->sbar
);
1948 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
1949 gtk_widget_show(inst
->window
);
1951 set_window_background();
1953 inst
->textcursor
= make_mouse_ptr(GDK_XTERM
);
1954 inst
->rawcursor
= make_mouse_ptr(GDK_LEFT_PTR
);
1955 inst
->blankcursor
= make_mouse_ptr(-1);
1956 make_mouse_ptr(-2); /* clean up cursor font */
1957 inst
->currcursor
= inst
->textcursor
;
1962 back
= &pty_backend
;
1963 back
->init((void *)term
, &backhandle
, NULL
, 0, NULL
, 0);
1965 term_size(term
, cfg
.height
, cfg
.width
, cfg
.savelines
);
1966 ldisc_send(NULL
, 0, 0); /* cause ldisc to notice changes */
1968 inst
->master_fd
= pty_master_fd
;
1969 inst
->exited
= FALSE
;
1970 inst
->master_func_id
= gdk_input_add(pty_master_fd
, GDK_INPUT_READ
,
1971 pty_input_func
, inst
);